Display screen or portion thereof with icon



FIG. 1. is a front view of a display screen or portion thereof with icon showing my new design;

FIG. 2 is a second embodiment thereof;

FIG. 3 is a third embodiment thereof;

FIG. 4 is a fourth embodiment thereof; and,

FIG. 5 is a fifth embodiment thereof.

The broken lines illustrate a display screen or portion thereof and form no part of the claimed design.

The dot-dash broken lines define the boundary of the claimed design and forms no part thereof. 

CLAIM The ornamental design for a display screen or portion thereof with icon, as shown and described. 